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Goodwill and Other Intangible Assets - Narrative (Details) - USD ($)
3 Months Ended 6 Months Ended 10 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Oct. 31, 2018
Goodwill And Intangible Assets Disclosure [Abstract]          
Goodwill and intangible asset impairment     $ 0   $ (82,200,000)
Amortization of intangible assets $ 100,000 $ 100,000 $ 200,000 $ 200,000